I have made may form using oracle internet developer suit 10g R2, all are working fine. few days ago developed one form and deployed on the application server 10g R2, while calling from the menu no response and no error and after calling this form no other form is calling. it works 2-3 days initially after that it happens . Please give expert suggestion. Thanks in advance

It is running through the form developer but not running while calling from the menu. i have also giving the message at different trigger. msg is commimg from pre-form but not comming from the when-new-form-instance.